Patents for H03H 21 - Adaptive networks (3,855) |
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06/06/2007 | CN1975445A System and method for pulsed signal device characterization utilizing an adaptive matched filterbank |
06/06/2007 | CN1320749C Method for dynamically regulating digital filter property |
06/05/2007 | US7227959 Multi-channel digital feedback reducer system |
05/29/2007 | US7225215 Adaptive filter employing adaptively controlled forgetting factor and adaptively controlling method of forgetting factor |
05/29/2007 | US7224747 Generating coefficients for a prediction filter in an encoder |
05/24/2007 | US20070116374 Adaptive multistage wiener filter |
05/23/2007 | CN1317707C Apparatus and method for updating filter tap coefficient of balancer |
05/10/2007 | WO2007051693A2 Adaptive asynchronous equalization using leakage |
05/10/2007 | DE102005053459A1 Vorrichtung und Verfahren zum Filtern eines differenzierten Messsignals eines elektromechanischen Lenksystems Device and method for filtering a differentiated measurement signal of an electromechanical steering system, |
05/09/2007 | EP1782533A1 Adaptive filtering using fast affine projection adaptation |
05/09/2007 | EP1425850B1 Circuits and methods for compensating switched mode amplifiers |
05/03/2007 | WO2007048692A1 Method for the estimation of a transmission function by means of an adaptive algorithm, and method for carrying out said method |
05/03/2007 | WO2007048682A1 Method for determining a transmission function, and device for carrying out said method |
05/02/2007 | EP1042903A4 Echo canceller employing dual-h architecture having improved non-linear echo path detection |
04/26/2007 | US20070091995 Decision feedback equalizer with dynamic feedback control |
04/25/2007 | CN1953060A Echo elimination device for microphone and method thereof |
04/24/2007 | US7209938 Kalman filter with adaptive measurement variance estimator |
04/24/2007 | CA2307653C Echo canceller employing dual-h architecture having improved double-talk detection |
04/17/2007 | US7206152 Adaptive equalizing circuit and regenerative device using it, and adaptive equalizing method |
04/10/2007 | US7203308 Echo canceller ensuring further reduction in residual echo |
04/10/2007 | US7203233 Adaptive coefficient signal generator for adaptive signal equalizers with fractionally-spaced feedback |
04/10/2007 | US7203232 Apparatus and method for adjusting filter tap length of adaptive equalizer by using training sequence |
03/29/2007 | US20070071253 Signal processing method and apparatus |
03/28/2007 | CN1937034A Quick illumination-imitation projection self-adoptive processing method suitable to fixed-point realization |
03/27/2007 | US7197146 Microphone array signal enhancement |
03/20/2007 | US7194407 Audio coding method and apparatus |
03/14/2007 | EP1019746B1 Averaging-area-constrained adaptive interferometric filter that optimizes combined coherent and noncoherent averaging |
03/13/2007 | US7190721 Error convergence measurement circuit for providing convergence of a filter |
03/06/2007 | US7186982 Method for calibrating a dual channel scanner background |
03/01/2007 | US20070049205 Adaptive radio transceiver with an antenna matching circuit |
02/28/2007 | CN1302414C Method and apparatus for locating peak of function using filter bank |
02/27/2007 | US7184476 Adaptive equalizer for controlling operation thereof by using sign and absolute value of output signal thereof |
02/22/2007 | WO2007020324A1 Integrated load impedance sensing for tunable matching networks |
02/22/2007 | US20070041439 Filtering method and an apparatus |
02/20/2007 | US7181085 Adaptive multistage wiener filter |
02/20/2007 | US7180941 Transmit amplitude independent adaptive equalizer |
02/15/2007 | US20070036211 Signal processing device and method, and signal decoding device and method |
02/15/2007 | DE19945688B4 Verfahren und Vorrichtung zur Filterung eines Messsignals Method and apparatus for filtering a measuring signal |
02/15/2007 | DE102004026072B4 Verfahren und Vorrichtung zur bewegungskompensierten Rauschschätzung bei mobilen drahtlosen Übertragungssystemen Method and apparatus for motion-compensated noise estimation in mobile wireless transmission systems |
02/14/2007 | EP1751629A1 Method for controlling a microbiological process on the basis of successive temporal derivatives of state variables |
02/14/2007 | EP1563657B1 Transform-domain sample-by-sample decision feedback equalizer |
02/06/2007 | US7174087 Playback apparatus and adaptive equalizing circuit with a phase-locked loop coupled thereto |
02/01/2007 | WO2007013315A1 Adaptive filter |
02/01/2007 | DE19601405B4 Verfahren und Vorrichtung zur Systemidentifikation und Echokompensation in Übertragungssystemen Method and apparatus for system identification and echo cancellation in transmission systems |
01/31/2007 | EP1309883B1 Video amplifier for a radar receiver |
01/30/2007 | US7171436 Partitioned block frequency domain adaptive filter |
01/30/2007 | US7170958 Method and apparatus for adaptive equalization of high speed data communications |
01/30/2007 | US7170930 Receiver |
01/25/2007 | WO2007010889A1 Adaptive digital filter, fm receiver, signal processing method, and program |
01/25/2007 | WO2007010849A1 Adaptive digital filter, signal processing method, fm receiver, and program |
01/25/2007 | WO2007010727A1 Adaptive digital filter, signal processing method, fm receiver, and program |
01/25/2007 | WO2007010678A1 Adaptive digital filter, fm receiver, signal processing method, and program |
01/23/2007 | US7167568 Microphone array signal enhancement |
01/17/2007 | EP1744455A2 Signal processing system for spectrum shaping |
01/17/2007 | EP1314247B1 Partitioned block frequency domain adaptive filter |
01/17/2007 | EP1216527B1 Apparatus and method for de-esser using adaptive filtering algorithms |
01/17/2007 | CN1897113A Audio signal separation device and method thereof |
01/11/2007 | DE4317869B4 System zur Bestimmung einer Instabilität in einem IIR-Filter System for the determination of instability in an IIR filter |
01/10/2007 | CN1892822A Method and apparatus for noise suppression |
01/09/2007 | US7162165 Kalman filter assembly intensity noise subtraction for optical heterodyne receivers |
01/09/2007 | US7161980 Receiver for high rate digital communication system |
01/03/2007 | CN1890886A Method and apparatus for dynamically inserting gain in an adaptive filter system |
12/27/2006 | EP1529282B1 Method and system for processing subband signals using adaptive filters |
12/27/2006 | EP1051835B1 Generating calibration signals for an adaptive beamformer |
12/27/2006 | CN1886794A Evaluating apparatus and evaluating method |
12/26/2006 | US7155245 Multipath distortion eliminating filter |
12/14/2006 | DE10051490B4 Entscheidungsrückgekoppelter Entzerrer A decision feedback equalizer |
12/07/2006 | DE10018133B4 Verfahren und Einrichtung zum Übermitteln von Informationen mit Hilfe eines Multiträgerfrequenz-Signals Method and apparatus for transmitting information by means of a multicarrier signal |
12/06/2006 | CN1875419A 滤波器系数调整电路 Filter-coefficient adjusting circuit |
12/06/2006 | CN1875403A Signal processing method and apparatus |
11/30/2006 | WO2005072331A3 Equalized signal path with predictive subtraction signal |
11/30/2006 | US20060269252 Signal processing circuit, method of processing signal, audio signal processing circuit, method of processing audio signal, imaging apparatus, method of processing audio signal with imaging apparatus, recording apparatus, method of recording, playing apparatus, and method of playing |
11/29/2006 | EP1727282A2 Signal and audio signal processing circuit and method, imaging apparatus and method of processing an audio signal with such apparatus, recording apparatus and method, playing apparatus, and method of playing |
11/29/2006 | CN1870428A Signal processing circuit and method, imaging apparatus, recording apparatus, and playing apparatus |
11/21/2006 | US7139540 Adaptive radio transceiver with calibration |
11/15/2006 | EP1722360A1 Audio enhancement system and method |
11/14/2006 | US7136622 Adaptive radio transceiver with noise suppression |
11/14/2006 | US7135940 Tunable filter and portable telephone |
11/08/2006 | CN1284309C Echo killer leanring method |
11/07/2006 | US7133886 Interactive adaptive filter and interactive adaptive filtering method thereof |
10/31/2006 | US7130671 Pulse oximeter sensor off detector |
10/31/2006 | US7130579 Adaptive radio transceiver with a wide tuning range VCO |
10/19/2006 | DE10353494B4 Vorrichtung zur Echounterdrückung The apparatus for echo suppression |
10/18/2006 | CN1848679A Sestem and method for accelerating multiple communication channel with foundation of minimum mean square algorithm |
10/10/2006 | US7120657 System and method for adaptive filtering |
10/10/2006 | US7120193 Decision feedback equalizer with dynamic feedback control |
10/05/2006 | DE112004002410T5 Feedback-Filter Feedback filter |
10/03/2006 | US7116945 Adaptive radio transceiver with an antenna matching circuit |
09/27/2006 | CN1839544A Apparatus, system and method for receiver equalization |
09/26/2006 | US7113744 Adaptive radio transceiver with a power amplifier |
09/26/2006 | US7113646 Decoding of predicted AC coefficient without division |
09/21/2006 | WO2006097771A1 Networks |
09/21/2006 | US20060209946 Methods and devices for shortening the convergence time of blind, adaptive equalizers |
09/21/2006 | DE10052930B4 Verfahren zum Betreiben einer Filtereinheit sowie zugehörige Filtereinheit und deren Verwendung A method of operating a filter unit and associated filter unit and the use thereof |
09/20/2006 | EP1440517B1 Adaptive channel filter for a mobile radion receiver, and method for adaptive channel filtering |
09/20/2006 | CN1836372A System estimation method, program, recording medium, system estimation device |
09/19/2006 | US7110554 Sub-band adaptive signal processing in an oversampled filterbank |
09/19/2006 | US7110448 ZF-based adaptive asynchronous receiver |
09/19/2006 | CA2165512C Sound pickup device incorporating a video system for setting parameters and related setting process |
09/14/2006 | WO2006095861A1 Unknown system structure estimation device and method thereof |